Answer:
x=-2+-i
Explanation:
Solve the equation for x by finding a, b, c of the quadratic then applying the quadratic formula.
Let's solve your equation step-by-step.
x2+4x+5=0
Step 1: Use quadratic formula with a=1, b=4, c=5.
x=
−b±√b2−4ac
2a
−(4)±√(4)2−4(1)(5)
2(1)
−4±√−4
2
No real solutions.
6.6m questions
8.8m answers